/Engine/Source/Editor/UnrealEd/Public/ComponentVisualizerManager.h
Pass frustum select input to active visualizer
bool HandleFrustumSelect ( const [FConvexVolume](API\Runtime\Engine\FConvexVolume) & InFrustum, [FEditorViewportClient](API\Editor\UnrealEd\FEditorViewportClient) * InViewportClient, [FViewport](API\Runtime\Engine\FViewport) * InViewport ) const